Average analyses, Lake Superior iron ores :
- Publisher: Lake Superior Iron Ore Association
- Print ISSN: 0401-9164
- Electronic ISSN:
- OCLC Number: 2366499
- Subject: Iron ores Superior, Lake.
- Subject code: T
- Publication history: 1942-1956.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1950-1951; 1951-1952; 1952-1953; 1953-1954; 1954-1955; 1956-1957; 1957-1958 | permanent |